5N11CN KN95 cotton filter dust mask replacement filter cotton particle filter general trapezoidal filter 10 pieces

General Description: The KN95 5N11CN cotton filter is designed for use with dust masks. This product includes 10 trapezoidal cotton filters, providing effective protection against particles. It is ideal for everyday use in dusty or polluted environments. Technical Specifications: Quantity: 10 pieces; Type: KN95 cotton filter; Shape: Trapezoidal; Other Information